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Finding the Fourth Proportional to 60,523.73, 90,788.03 and 21,084.83

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Solution

The fourth proportional to 60,523.73, 90,788.03 and 21,084.83 is: 31,628.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,523.73 : 90,788.03 = 21,084.83 : x
  2. Step 2: Convert to fraction form
    60,523.73/90,788.03 = 21,084.83/x
  3. Step 3: Cross multiply
    60,523.73x = 90,788.03 × 21,084.83
  4. Step 4: Simplify right side
    60,523.73x = 1,914,250,178.58
  5. Step 5: Solve for x
    x = 1,914,250,178.58/60,523.73
  6. Step 6: Final answer
    x = 31,628.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.